@misc{indiciae98ac4b75d8f8,
  title = {A technique for replacing a prosthetic aortic valve after total aortic root replacement.},
  author = {S Shawkat and P P Sarangi and R K Firmin},
  year = {1990},
  doi = {10.1136/hrt.63.4.260},
  url = {https://pubmed.ncbi.nlm.nih.gov/2337501/},
  note = {Source identifier: 2337501}
}